compat: Add simplified merge sort implementation from glibc

diff --git a/pack-redundant.c b/pack-redundant.c
index 6bc3bdf3f4c33f369c63acf9284ce9af18286184..f5cd0ac59e5794a375172b998399a546eaef4ab1 100644 (file)
--- a/pack-redundant.c
+++ b/pack-redundant.c
@@ -81,7 +81,7 @@ static struct llist * llist_copy(struct llist *list)
 {
        struct llist *ret;
        struct llist_item *new, *old, *prev;
-       
+
        llist_init(&ret);
 
        if ((ret->size = list->size) == 0)
@@ -100,7 +100,7 @@ static struct llist * llist_copy(struct llist *list)
        }
        new->next = NULL;
        ret->back = new;
-       
+
        return ret;
 }